#!/usr/bin/python3

from gi.repository import GLib
import sys
import dbus
import dbus.mainloop.glib


def property_changed(name, value):
	print("CallBarring property: '%s' changed to '%s'" % (name, str(value)))
	if canexit:
		mainloop.quit()

def print_useage(s):
	print("Usage: %s <property> <newvalue> <password>" % (s))
	print("Usage: %s disableall <password>" % (s))
	print("Usage: %s passwd <old_password> <new_password>" % (s))
	sys.exit(1);

if __name__ == "__main__":
	if len(sys.argv) != 3 and len(sys.argv) != 4:
		print_useage(sys.argv[0])

	if (sys.argv[1] == 'disableall'):
		pin = sys.argv[2]
	elif (sys.argv[1] == 'passwd'):
		old_password = sys.argv[2]
		new_password = sys.argv[3]
	else:
		if (len(sys.argv) != 4):
			print_useage(sys.argv[0])
		property = sys.argv[1]
		newvalue = sys.argv[2]
		pin = sys.argv[3]

	canexit = False

	dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)

	bus = dbus.SystemBus()

	manager = dbus.Interface(bus.get_object('org.ofono', '/'),
			'org.ofono.Manager')

	modems = manager.GetModems()

	cb = dbus.Interface(bus.get_object('org.ofono', modems[0][0]),
			'org.ofono.CallBarring')

	cb.connect_to_signal("PropertyChanged", property_changed)

	properties = cb.GetProperties()

	print("Barring settings for Incoming Voice calls: %s" %\
		(properties['VoiceIncoming']))
	print("Barring settings for Outgoing Calls: %s" %\
		(properties['VoiceOutgoing']))

	if (sys.argv[1] == 'disableall'):
		print("Disabling all barrings")
		try:
			cb.DisableAll(pin)
		except dbus.DBusException as e:
			print("Unable to Disable All barrings: ", e)
			sys.exit(1)
		print "Disabled all call barrings"
		sys.exit(0)
	elif (sys.argv[1] == 'passwd'):
		try:
			cb.ChangePassword(old_password, new_password)
		except dbus.DBusException as e:
			print("Unable to change password: ", e)
			sys.exit(1)
		print("Password changed")
		sys.exit(0)
	else:
		try:
			cb.SetProperty(property, newvalue, pin)
		except dbus.DBusException as e:
			print("Unable to set property: ", e)
			sys.exit(1)
		print "Property set completed", property
		sys.exit(0)

	canexit = True

	mainloop = GLib.MainLoop()
	mainloop.run()
